Section 211.5336  Radiation-Effect or Electric Coating

"Radiation-effect or electric coating" means a coating or coating system engineered to interact, through absorption or reflection, with specific regions of the electromagnetic energy spectrum, such as the ultraviolet, visible, infrared, or microwave regions.  Uses include lightning strike protection, electromagnetic pulse protection, and radar avoidance.  Coatings that have been designated as "classified" by the Department of Defense are exempt from this definition.

(Source:  Added at 45 Ill. Reg. 3509, effective March 4, 2021)